Cat bed



FIG. 1 is a perspective view of the cat bed according to my new design;

FIG. 2 is a top plan view of the cat bed according to my new design;

FIG. 3 is a front side elevational view of the cat bed according to my new design;

FIG. 4 is a left end elevational view of the cat bed according to my new design;

FIG. 5 is a right end elevational view of the cat bed according to my new design;

FIG. 6 is a rear side elevational view of the cat bed according to my new design; and,

FIG. 7 is a bottom plan view of the cat bed according to my new design. 

The ornamental design for a cat bed, as shown. 